Exercise device



FIG. 1 is a perspective view of the exercise device.

FIG. 2 is a front elevational view of the exercise device.

FIG. 3 is a back elevational view of the exercise device.

FIG. 4 is a first side view of the exercise device.

FIG. 5 is a second side view of the exercise device.

FIG. 6 is a top view of the exercise device; and,

FIG. 7 is a bottom view of the exercise device.

The broken line portions of the exercise device structure are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an exercise device, as shown and described. 